chore(deps): bump zenoh-c from 0160edd to ef9d4ae

Bumps [zenoh-c](https://github.com/eclipse-zenoh/zenoh-c) from `0160edd` to `ef9d4ae`.
- [Release notes](https://github.com/eclipse-zenoh/zenoh-c/releases)
- [Commits](eclipse-zenoh/zenoh-c@0160edd...ef9d4ae)

---
updated-dependencies:
- dependency-name: zenoh-c
  dependency-version: ef9d4ae013148c4790fbdcac84259975695f3c7d
  dependency-type: direct:production
...

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Author: dependabot[bot]